Am 30.09.2014 um 19:08 schrieb m.roth at 5-cent.us: > Leon Fauster wrote: >> I would like to setup a small system based on CentOS6 >> "power outage"-save as possible. The hardware will be >> switch off by pulling the plug. >> >> To accomplishing this goal, I would mounting some fs parts >> readonly (e.g. /usr) and thinking about tmpfs for volatile >> parts (e.g. lock, run under var). Additionally "optimize" >> some vm.dirty_* kernel- and fs/ext4 parameters. /persistent >> would be used with jffs2 on a CF card. So far the theory. >> >> Does anyone have some experience with such type of systems? >> Any pointer to pitfalls are welcome. >> > Put it on a UPS, and install apcupsd. Sure, for servers but I am talking about a small 9W-power-consumption appliance that have this requirement :-) -- LF